5.
What is the use of the RF amplifier?
a.
Increases the audio frequency.
b.
Increases the power frequency.
c.
Increases the radio frequency.
d.
Increases the ground frequency.
6.
What is the approximate speed of the radiowave?
a.
186,000 kilometers per second.
b.
300,000 kilometers per second.
c.
18,600 kilometers per second.
d.
30,000 kilometers per second.
7.
What type of frequency will you have when the wavelength is long?
a.
Higher.
b.
Shorter.
c.
Lower.
d.
Longer.
8.
What is the approximate distance that the VHF band of frequencies can travel?
a.
500 to 800 miles.
b.
100 to 1500 miles.
c.
100 to 150 miles.
d.
50 to 150 miles.
9.
Where does intelligence of an amplitude modulated signal exist?
a.
RF carrier.
b.
Sidebands.
c.
FM carrier.
d.
None of the above.
15
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